Home / 26,586.12-39,841.38-11,790.12

Finding the Fourth Proportional to 26,586.12, 39,841.38 and 11,790.12

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Solution

The fourth proportional to 26,586.12, 39,841.38 and 11,790.12 is: 17,668.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,586.12 : 39,841.38 = 11,790.12 : x
  2. Step 2: Convert to fraction form
    26,586.12/39,841.38 = 11,790.12/x
  3. Step 3: Cross multiply
    26,586.12x = 39,841.38 × 11,790.12
  4. Step 4: Simplify right side
    26,586.12x = 469,734,651.17
  5. Step 5: Solve for x
    x = 469,734,651.17/26,586.12
  6. Step 6: Final answer
    x = 17,668.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.